Datasheet

DS_8023C_019 73S8023C Data Sheet
Rev. 1.5 19
12.4 Card Interface Characteristics
Symbol Parameter Condition Min Typ Max Unit
Card Power Supply (V
CC
) DC-DC Converter
General conditions, -40
°
C < T < 85
°
C, 2.7 V < V
DD
< 3.6 V
V
Card supply voltage
including ripple and noise
CC
Inactive mode -0.1 0.1 V
Inactive mode
I
CC
-0.1
=1 mA
0.4 V
Active mode
I
CC
4.75
< 65 mA; 5 V
5.25 V
Active mode
I
CC
2.8
< 65 mA; 3 V
3.2 V
Active mode
single pulse of 100 mA
for 2 µs; 5 V,
fixed load = 25 mA
4.65 5.25 V
Active mode
single pulse of 100 mA
for 2 µs; 3 V,
fixed load = 25 mA
2.76 3.2 V
Active mode
current pulses of 40 nAs
with peak |I
CC
4.65
| < 200 mA,
t < 400 ns; 5 V
5.25 V
Active mode
current pulses of 40 nAs
with peak |I
CC
2.76
| < 200 mA,
t < 400 ns; 3 V
3.2 V
V VCC Ripple
CCR
350 mV
I
Maximum supply current
to the card
CCmax
Static load current
V
CC
100 > 4.6 or 2.7 V as
selected, L=10 µH
mA
I I
CCF CC
fault current 100 125 180 mA
V
V
SR
CC
C
slew rate – Rise rate
on activate
F
on V
CC
0.05 = 1 uF 0.15 0.25
V/µs
V
V
SF
CC
C
slew rate – Fall rate
on deactivate
F
on V
CC
0.1 = 1 uF 0.3 0.5
V/µs
C
External filter capacitor
(V
F
CC
to GND)
0.47 3.3 4.7
µF
L Inductor (LIN to V
DD
) 10
µH
Limax Imax in inductor
V
CC
= 5 V, I
CC
= 65 mA,
V
DD
= 2.7 V
400 mA
η
Efficiency
V
CC
= 5 V, I
CC
= 65 mA,
V
DD
= 3.3 V
87 %